Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
  • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
  • B66B13/30—Constructional features of doors or gates
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
  • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
  • B66B13/30—Constructional features of doors or gates
  • B66B13/303—Details of door panels
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B66—HOISTING; LIFTING; HAULING
  • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
  • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
  • B66B13/02—Door or gate operation
  • B66B13/06—Door or gate operation of sliding doors
  • B66B13/08—Door or gate operation of sliding doors guided for horizontal movement

Definitions

• the present invention relates to an elevator door that opens and closes an entrance / exit of an elevator that communicates the inside of a car with a landing.
• an elevator plate having a plurality of reinforcing protrusions provided on the back surface of the panel has been proposed.
• Each reinforcing ridge is combined with the panel by injection molding or the like.
• a thin plate made of incombustible material that covers the back surface of the panel is attached to the protruding end of each reinforcing protrusion (see Patent Document 1).
• Patent Document 1 Japanese Patent Laid-Open No. 6-321463
• the present invention has been made to solve the above-described problems, and an object of the present invention is to obtain an elevator door that can reduce the manufacturing cost.
• An elevator door includes a door panel having a panel member and a back member provided on the back side of the panel member, and the panel member and the back member are continuous with each other at the end in the width direction of the door panel.
• the portion of the door in which the panel member and the back member are continuous is formed by bending a plate, and the back member is the back of the panel member. Speak.
• FIG. 1 is a horizontal sectional view showing an elevator according to Embodiment 1 of the present invention.
• FIG. 2 is a front view showing a landing doorway when the hoistway side cover of FIG. 1 is also seen.
• FIG. 3 is a horizontal sectional view showing the door panel of FIG.
• FIG. 4 is a horizontal sectional view showing a state where a passenger's hand is inserted between the force door and the landing door of FIG.
• FIG. 5 is a horizontal sectional view of an essential part showing another example of a door panel according to Embodiment 1 of the present invention.
• FIG. 6 is a horizontal sectional view showing a door panel according to Embodiment 2 of the present invention.
• FIG. 1 is a horizontal sectional view showing an elevator according to Embodiment 1 of the present invention.
• a car 2 that is moved up and down in the hoistway 1 is provided with a force car doorway 3 and a pair of car doors 4 that open and close the car doorway 3.
• Each car door 4 is reciprocated in the direction of the front door of the force entrance 3 by the driving force of a door driving device (not shown) mounted on the force 2. As a result, the car doorway 3 is opened and closed.
• a landing on each floor is provided with a landing entrance 5 and a pair of landing doors 6 for opening and closing the landing entrance 5.
• the car entrance 3 faces the landing entrance 5 when the car 2 is stopped on each floor.
• Each landing door 6 is reciprocated in the direction of the entrance of the landing entrance 5 while being engaged with the car door 4 by an engagement device (not shown). As a result, the hall entrance 5 is opened and closed.
• the elevator doorway is composed of a car doorway 3 and a landing doorway 5.
• the elevator door is composed of a car door 4 and a landing door 6.
• FIG. 2 is a front view showing the landing doorway 5 when the hoistway 1 side force in FIG. 1 is also seen.
• a landing-side hanger case 7 is provided above the landing entrance 5.
• the landing-side hanger case 7 is provided with a landing-side door rail 8 that extends toward the entrance of the landing entrance 5.
• Each landing door 6 is suspended from a landing-side door rail 8.
• Each landing door 6 is moved along the landing-side door rail 8.
• the landing sill 9 is provided with a sill groove 10 extending toward the entrance of the landing entrance 5.
• Each landing door 6 has a door panel 11, a door hanger 12 provided at the upper part of the door panel 11, and a plurality of door feet 13 provided at the lower part of the door panel 11.
• door The hanger 12 is hung on the landing side door rail 8.
• the foot 13 of each door is inserted in the threshold groove 10 of the landing threshold 9.
• a car-side hanger case (not shown) is provided above the car doorway 3.
• the car-side hanger case is provided with a car-side door rail (not shown) that extends in the direction of the entrance of the car entrance 3.
• Each car door 4 is suspended from a car side door rail.
• Each car door 4 is moved along the car side door rail.
• Below the car entrance 3 is a car sill (not shown).
• the force sill is provided with a sill groove (not shown) extending in the direction of the entrance of the force entrance 3.
• Each car door 4 has the same configuration as each landing door 6.
• the door hangers of each car door 4 are hung on the car side door rail. Furthermore, the foot of each car door 4 is inserted into the sill groove of the car sill.
• FIG. 3 is a horizontal sectional view showing the door panel 11 of FIG.
• the door panel 11 has a panel member 14 and a back member 15 provided on the back side of the panel member 14.
• the panel member 14 and the back member 15 are continuous with each other at the end in the width direction of the door panel 11.
• the door panel 11 is formed by bending a single plate (for example, a steel plate).
• the panel member 14 is provided with a panel surface plate 16 that forms a design surface, and a pair of opposed portions 17 and 18 that are provided at both ends in the width direction of the panel surface plate 16 and face each other on the back side of the panel surface plate 16. And have.
• One facing portion 17 is provided at the door closing side end portion (door end side end portion) of the door panel 11, and the other facing portion 18 is provided at the door opening side end portion (door bag side end portion) of the door panel 11. Yes.
• the facing portion 17 includes a panel vertical portion 17a that extends in the thickness direction of the door panel 11 and a front end portion of the panel vertical portion 17a (on the side away from the panel front plate 16). A panel parallel part 17b extending in a direction approaching the center of the door panel 11 from the end part).
• the facing portion 18 includes a panel vertical portion 18a in which the door opening side end force of the panel front plate 16 extends in the thickness direction of the door panel 11, and a front end portion of the panel vertical portion 18a (the end on the side away from the panel front plate 16 Panel parallel part 18b extending in a direction approaching the center of the door panel 11.
• the back member 15 includes a first back member 19 that is continuous with the panel member 14 at the door closing side end of the door panel 11, and a second back member 15 that is continuous with the panel member 14 at the door opening side end of the door panel 11. It is composed of a back member 20 and Each portion where each of the first back member 19 and the second back member 20 and the panel member 14 are continuous with each other is formed by a hemming bending cage that folds the plate approximately 180 degrees.
• the first back member 19 is a back-side overlap portion in which the entire first back member 19 is overlaid on the back surface of the panel member 14. In this example, the first back member 19 is overlapped only on the panel parallel part 17b.
• the second back member 20 includes a back side overlapping portion 21 overlapped on the back surface of the panel member 14, and a back side opening portion 22 provided on the back side overlapping portion 21 and separated from the panel member 14. Have.
• the back side overlapping portion 21 includes an overlapping parallel portion 21a that extends along the panel parallel portion 18b in a direction in which the end portion force of the facing portion 18 approaches the panel vertical portion 18a, and a front end portion (panel vertical portion) of the overlapping parallel portion 21a.
• the horizontal dimension of the overlapped surface plate portion 21c is smaller than the horizontal dimension of the panel surface plate 16 and should be a predetermined dimension.
• the back side separation part 22 includes a separation vertical part 22a extending in the thickness direction of the door panel 11 from the front end part (the end part close to the door closing side end part of the door panel 11) of the overlapping surface plate part 21c, It has a separating parallel portion 22b extending from the tip end portion (the end portion on the side away from the panel surface plate 16) of the separating vertical portion 22a to the door closing side.
• the door panel 11 is manufactured by forming a door closing side end and a door opening side end as follows.
• one end of one steel plate is folded by hemming bending, and the folded portion is used as the first back member 19. Thereafter, the steel plate is bent to avoid the portion where the first back member 19 overlaps, and the facing portion 17 is formed. In this way, the door closing side end of the door panel 11 is formed.
• the portion including the back side separation portion 22 of the steel plate is folded back by hemming bending. After this, overlapped by folding the steel plate These portions are bent together to form the facing portion 18 and the backside overlapped portion 21. In this way, the door opening side end of the door panel 11 is formed.
• the door closing side end portion of the door panel 11 has a single bent structure in which the panel member 14 is bent alone, and the door opening side end portion of the door panel 11 includes the panel member 14 and the back side overlapping portion 21. It is a lap bending structure that is bent together.
• the lap bending structure since the panel member 14 and the back side overlapping portion 21 are bent together, the panel member 14 is bent more gently than the back side overlapping portion 21. Therefore, the design of the door panel 11 is deteriorated by adopting the overlapping bending structure. For this reason, it is preferable to apply the lap bending structure only to the door opening side end portion of the door panel 11 that is always hidden by the side portion of the elevator doorway.
• the panel member 14 and the back member 15 are continuous with each other at the end in the width direction of the door panel 11, and the portion where the panel member 14 and the back member 15 are continuous with each other is bent in the steel plate.
• the back member 15 has a back side overlapping portion that is overlapped on the back surface of the panel member 14, and therefore, the door panel 11 can be easily manufactured simply by bending the steel plate. Manufacturing costs can be reduced. Further, the strength of the door panel 11 can be secured by the reinforcement by bending the steel plate and the back member 15.
• the end in the width direction of the door panel 11 is formed by bending a steel plate, a sharp portion on the back side of the door panel 11 can be eliminated. Therefore, for example, even when a passenger's hand or the like is inserted into the back side of the door panel 11, it is possible to prevent the passenger's hand from being cut by the door panel 11.
• FIG. 4 is a horizontal sectional view showing a state when a passenger's hand is inserted between the car door 4 and the landing door 6 of FIG.
• the passenger's hand 25 when the passenger's hand 25 is inserted between the force door 4 and the landing door 6, the passenger's hand 25 may come into contact with the back surface of the door panel 11.
• the portion where the passenger's hand 25 comes into contact has a gentle curved surface by bending, it is possible to prevent the passenger's hand 25 from being cut by the door panel 11.
• the door panel 11 can be manufactured more easily.
• the door opening side end portion of the door panel 11 has a lap bending structure in which the panel member 14 and the back side overlapping portion 21 are bent together, the strength of the door panel 11 can be further improved. it can.
• the door opening side end portion of the door panel 11 has a lap bending structure. If the design of the door panel 11 can be lowered, the door panel 11 can be closed. The side end portion may also have a lap bending structure. In this way, the strength of the door panel 11 can be further improved.
• the strength of the door panel 11 is ensured only by the panel member 14 and the back member 15, but for example, the door panel 11 is defined between the back side separation portion 22 and the facing portion 17.
• a separate reinforcement member may be attached.
• the reinforcing member is attached to each of the back-side separation portion 22 and the facing portion 17 with, for example, screws. In this way, the strength of the door panel 11 can be further improved. Further, since the reinforcing member can be attached to the door panel 11 by a method different from welding, the deformation of the door panel 11 can be suppressed.
• the separation parallel portion 22b is a force formed so as to extend from the front end portion of the separation vertical portion 22a to the door closing side. As shown in FIG. 5, the separation vertical portion 22a The opening parallel part 22b may be formed so as to extend toward the door opening side.
• FIG. 6 is a horizontal sectional view showing a door panel 31 according to Embodiment 2 of the present invention.
• the door panel 31 has a panel member 14 similar to that of the first embodiment, and a back member 32 provided on the back side of the panel member 14.
• the panel member 14 and the back member 32 are continuous with each other at the end in the width direction of the door panel 31.
• the door panel 31 is formed by bending a single plate (for example, a steel plate).
• the back member 32 includes a first back member 33 that is continuous with the panel member 14 at the door closing side end of the door panel 31 and a second back member 32 that is continuous with the panel member 14 at the door opening side end of the door panel 31.
• Back member 34 and It is comprised by.
• the portion where the first back member 33 and the panel member 14 are continuous with each other is formed by a bending cage that bends the plate at an obtuse angle.
• the portion where the second back member 34 and the panel member 14 are continuous with each other is formed by a hemming curve that turns the plate approximately 180 degrees.
• the first back member 33 includes a back side separation portion 33a extending from the end of the facing portion 17 in a direction approaching the panel surface plate 16, and a front end portion of the back side separation portion 33a (close to the panel surface plate 16). And a back side overlapping portion 33b extending in a direction approaching the center of the door panel 31. The back side overlapping portion 33 b is overlapped with the back surface of the panel surface plate 16.
• the second back member 34 has a back side overlapping portion 21 similar to that of Embodiment 1, and a back side opening portion 35 provided in the back side overlapping portion 21 and separated from the panel member 14. ing.
• the rear side opening 35 extends in the thickness direction of the door panel 31 at the front end portion of the overlapping front plate portion 21c of the rear side overlapping portion 21. That is, only the plate arranged perpendicular to the panel front plate 16 is the back side opening portion 35.
• Other configurations are the same as those in the first embodiment.
• the door panel 31 can be easily manufactured simply by bending the steel plate, and the manufacturing cost can be reduced. Further, the strength of the door panel 31 can be ensured by the reinforcement by bending the steel plate and the reinforcement by the back member 32. Further, for example, even when the passenger's hand or the like is inserted into the back side of the door panel 31, it is possible to prevent the passenger's hand from being cut by the door panel 31.
• the door panel 31 can be manufactured more easily.
• the door panel 31 can be manufactured with less material than in the first embodiment, and the door panel 3 1 The material cost can be reduced.
• first back member 33 or the second back member 34 of the second embodiment may be applied to the door panel 11 of the first embodiment.

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• Elevator Door Apparatuses (AREA)

Priority Applications (5)

Applications Claiming Priority (1)

Publications (1)

Family

ID=38624643

Family Applications (1)

Country Status (5)

Families Citing this family (5)

Citations (7)

Family Cites Families (2)

• 2006
  • 2006-04-20 WO PCT/JP2006/308308 patent/WO2007122712A1/ja active Application Filing
  • 2006-04-20 KR KR1020087012566A patent/KR101010861B1/ko not_active IP Right Cessation
  • 2006-04-20 CN CNA2006800451669A patent/CN101321681A/zh active Pending
  • 2006-04-20 EP EP06745489A patent/EP2008958A4/en not_active Withdrawn
  • 2006-04-20 JP JP2007513528A patent/JP4885850B2/ja not_active Expired - Fee Related

Patent Citations (7)

Non-Patent Citations (1)

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